1679727222145 has 16 divisors (see below), whose sum is σ = 2305041856128. Its totient is φ = 1151104976640.

The previous prime is 1679727222137. The next prime is 1679727222161. The reversal of 1679727222145 is 5412227279761.

It is not a de Polignac number, because 1679727222145 - 2³ = 1679727222137 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14691736 + ... + 14805625.

It is an arithmetic number, because the mean of its divisors is an integer number (144065116008).

Almost surely, 2^{1679727222145} is an apocalyptic number.

It is an amenable number.

1679727222145 is a deficient number, since it is larger than the sum of its proper divisors (625314633983).

1679727222145 is a wasteful number, since it uses less digits than its factorization.

1679727222145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29499000.

The product of its digits is 5927040, while the sum is 55.

The spelling of 1679727222145 in words is "one trillion, six hundred seventy-nine billion, seven hundred twenty-seven million, two hundred twenty-two thousand, one hundred forty-five".